Noun
a portable electric appliance for heating or cooking or keeping food warm
Source: WordNetPTFE tape, bands, and fluoroether-based grease or oils, but not silicone-based, may emit toxic perfluoroisobutylene fumes as they approach and exceed their working temperature limits, which can occur when using a hotplate, mantle, or flame. Source: Internet
The photo resist-coated wafer is then prebaked to drive off excess photoresist solvent, typically at 90 to 100 °C for 30 to 60 seconds on a hotplate. Source: Internet